About CNN Student results of 7,516
94:48
46:28
49:08
60:43
82:00
56:46
55:14
54:03
159:57
99:48
102:52
28:32
32:28
34:55
29:35
29:59
29:54
18:51
36:12
32:47
28:46
27:41
49:56
30:10
40:40
54:55
47:51
27:18
46:04
31:18
34:20
36:57
32:36
39:05
30:30
29:14
29:47
35:38
36:03
29:18
29:41
22:00
29:02
28:21
26:50
30:30